Triple
T14546097
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T5 Cumberland Line |
E341294
|
entity |
| Predicate | formerTerminus |
P388
|
FINISHED |
| Object | Campbelltown railway station |
E344921
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Campbelltown railway station | Statement: [T5 Cumberland Line, formerTerminus, Campbelltown railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Campbelltown railway station Context triple: [T5 Cumberland Line, formerTerminus, Campbelltown railway station]
-
A.
Campbelltown railway station
chosen
Campbelltown railway station is a major suburban and intercity rail hub in Sydney’s south-west, serving as a key terminus and interchange for services on the Sydney Trains network.
-
B.
Ourimbah railway station
Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
-
C.
Homebush railway station
Homebush railway station is a suburban train station in Sydney, Australia, serving as a stop on multiple lines and providing commuter access to the Inner West and surrounding areas.
-
D.
Katoomba railway station
Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
-
E.
Tooronga railway station
Tooronga railway station is a suburban commuter rail stop in Melbourne, Australia, serving the local area on the city’s Glen Waverley line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d822db9c8481908213ceb39585f792 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb2ebdf9481909f4d2da1ad31099c |
completed | April 14, 2026, 9:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd7a60f2f88190b08fdf0a3095d0a7 |
completed | May 8, 2026, 5:53 a.m. |
Created at: April 10, 2026, 1:22 a.m.